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Birds nest ivc filter

Birds nest ivc filter

(Science: radiology) introduced 1982; Cook Inc., Bloomington, in advantages, low profile: 14.5 fr introducer sheath, low recurrent PE rates (1.1 - 2.7% by clinical history), low ivc thrombosis rates (2.9 - 5.0% by clinical history), placement in large diameter IVCs (not greater than40mm), free-form configuration does not require centreing in ivc disadvantages: stainless steel: ferromagnetic = magnetic susceptibility artifact, more operator dependent, difficult to place in short IVCs (need about 7cm for proper placement), prolapse of filter wires (? Clinical significance) see also: indications


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